28247973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1423}}^1$

素因数の和:1948

約数の個数: 16

約数和(自身を含む): 40669440

約数和(自身を除く): 12421467

約数列:

[1, 3, 13, 39, 509, 1423, 1527, 4269, 6617, 18499, 19851, 55497, 724307, 2172921, 9415991, 28247973]

約数ペア:

[(1, 28247973), (3, 9415991), (13, 2172921), (39, 724307), (509, 55497), (1423, 19851), (1527, 18499), (4269, 6617)]